Reference Terms
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T cell
T cells are a subset of lymphocytes that play a large role in the immune response.
Note: The above text is excerpted from the Wikipedia article "T cell", which has been released under the GNU Free Documentation License.
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Health & Medicine News
November 20, 2024
Nov. 18, 2024 — An international team of researchers has achieved an unprecedented milestone: the creation of mouse stem cells capable of generating a fully developed mouse using genetic tools from a unicellular organism, with which we share a common ancestor that ...
Nov. 8, 2024 — Scientists believe individuals of the most recently discovered 'hominin' group (the Denisovans) that interbred with modern day humans passed on some of their genes via multiple, distinct ...
Nov. 7, 2024 — It's common knowledge that our brains -- and, specifically, our brain cells -- store memories. But a team of scientists has discovered that cells from other parts of the body also perform a memory function, opening new pathways for understanding how ...
Nov. 6, 2024 — New research suggests that adding a small amount of physical activity -- such as uphill walking or stair-climbing -- into your day may help to lower blood ...
Latest Headlines
updated 12:56 pm ET
Nov. 20, 2024 — Fiber is something that most of us get far too little of. To change that, we need to actually enjoy eating it. Food researchers have now invented a ...
Nov. 20, 2024 — While toxic in high concentrations, copper is essential to life as a trace element. Many tumors require significantly more copper than healthy cells for growth -- a possible new point of attack for ...
Nov. 20, 2024 — Researchers have led a clinical trial of a drug that mimics the effects of alcohol in more than 100 patients with laryngeal dystonia, a neurological ...
Nov. 20, 2024 — Depression is one of the most common mental illnesses. As many as 280 million people worldwide are affected by this disease, which is why researchers have developed an artificial intelligence (AI) ...
Nov. 20, 2024 — Mortality attributable to air pollution and extreme temperatures is a major concern, and it is expected to heighten in the future. An international ...
Nov. 20, 2024 — Children living in war-torn countries not only suffer from poor mental health outcomes, but war may cause adverse biological changes at the DNA level, which could have lifelong health impacts, ...
Nov. 20, 2024 — Scientists have identified human antibodies capable of targeting the proteins responsible for severe malaria, potentially paving the way for new vaccines or treatments. Using organ-on-a-chip ...
Nov. 20, 2024 — Researchers shrink gastrointestinal tumors in mice using a yeast probiotic to deliver immunotherapy to the gut, offering a potentially novel strategy to target hard-to-reach gut ...
Nov. 20, 2024 — A new study finds that, in healthy women, some breast cells that otherwise appear normal may contain chromosome abnormalities typically associated with invasive breast cancer. The findings question ...
Nov. 20, 2024 — Researchers have pinpointed what could be the early genetic origins of breast cancer -- cancer-like mutations appearing in the cells of healthy women. In a new study, the international collaborators ...